@Article{SCI:Peg2009a,
  author =    "V. Pegoraro and S.G. Parker",
  title =     "An Analytical Solution to Single Scattering in
              Homogeneous Participating Media",
  journal =   "Computer Graphics Forum (Proceedings of the 30th
              Eurographics Conference)",
  volume =    "28",
  number =    "2",
  pages =     "329--335",
  year =      "2009",
  url =       "http://www.sci.utah.edu/publications/pegoraro09/Pegoraro_CGF09.pdf",
}